Basecamp
Home
Problems
Contests
Courses
Rating
Posts
Store
Discord
uknowwhoistechno
Sign in
Rafan Haizar
uknowwhoistechno
Newbie
Bangladesh
Joined Feb 22, 2026
Achievements (52)
x2
Overview
Rating
Achievements
Posts
Rating
879
Problems
9
Submissions
9
Sep
Oct
Nov
Dec
2021
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2022
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2023
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2025
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2026
Feb
Mar
Apr
May
Jun
Jul
uknowwhoistechno
earned achievement
Explorer
12 days ago
uknowwhoistechno
has completed the contest
Weekend Practice #20
and scored no score
5 months ago
uknowwhoistechno
has joined contest
Educational Round #9
5 months ago
uknowwhoistechno
has joined contest
Weekend Practice #20
5 months ago
uknowwhoistechno
has completed the contest
Blitz Round #15
and scored 75 points
5 months ago
uknowwhoistechno
solved problem
Please be easy! (#12361)
on 2 attempt
5 months ago
uknowwhoistechno
has joined contest
Blitz Round #15
5 months ago
uknowwhoistechno
has completed the contest
Blitz Round #14
and scored no score
5 months ago
uknowwhoistechno
has joined contest
Blitz Round #14
6 months ago
uknowwhoistechno
solved problem
What type of triangle? (#905)
on 2 attempt
6 months ago
uknowwhoistechno
solved problem
Digit Queries (#12312)
on first attempt
6 months ago
uknowwhoistechno
solved problem
Bouncing Ball (#12311)
on first attempt
6 months ago
uknowwhoistechno
has joined contest
Blitz Round #10
6 months ago
uknowwhoistechno
solved problem
Kaosar and AND (#12324)
on first attempt
6 months ago
uknowwhoistechno
solved problem
Increase by 2 (#904)
on first attempt
6 months ago
uknowwhoistechno
solved problem
Sum of squares (#519)
on first attempt
6 months ago
uknowwhoistechno
solved problem
Digits (#2)
on first attempt
6 months ago
uknowwhoistechno
solved problem
Simple problem (#1)
on first attempt
6 months ago
